昂首阔步,不留一点遗憾!
select -1 from tablename 返回记录数 @@rowcount 记录数 ' '+变量名+''
select -1 from tablename 返回记录数
@@rowcount 记录数
' '+变量名+''
存储过程有几个select 就返回几个datatable;令返回output参数
set @变量名赋值;
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